ALTERTABLE<name>{ALTER|MODIFY}[(][COLUMN]DROPDEFAULT,[COLUMN]SETDEFAULT<seq_name>.NEXTVAL,[COLUMN]{[SET]NOTNULL|DROPNOTNULL},[COLUMN][[SETDATA]TYPE]<type>,[COLUMN]COMMENT'<string>',[COLUMN]UNSETCOMMENT[,[COLUMN]...][,...][)]ALTERTABLE<name>{ALTER|MODIFY}[COLUMN]dataGovnPolicyTagAction...
Drops the clustering key for the table. For more information about clustering keys and reclustering, see Understanding Snowflake Table Structures.Table column actions (tableColumnAction) ADD [ COLUMN ] [ IF NOT EXISTS ] col_name col_data_type [ DEFAULT default_value | AUTOINCREMENT ... ] [...
Amazon Athena ユーザーガイド データカタログポリシーの例 ALTER TABLE REPLACE COLUMNS フォーカスモード このページは役に立ちましたか? はい いいえ
TYPE(NAME=hash_mod,PROPERTIES("sharding-count"=6)), KEY_GENERATE_STRATEGY(COLUMN=order_id,TYPE(NAME=snowflake)) );
ALTER TABLE table_name ADD column_name datatype constraint, MODIFY column_name datatype constraint, DROP column_name; 其中,table_name是要修改的表的名称,ADD用于添加列,MODIFY用于修改列的数据类型或约束,DROP用于删除列。 UPDATE TABLE是一个错误的表达,正确的语法应该是UPDATE语句,用于更新表中的数据。UPDAT...
com/sequelize/sequelize/blob/f6045f8f1cc48b8bb01d1ce9df0596083d3ebcf2/src/dialects/snowflake/...
Snowflake Basics How to Update Data How to Insert Data How to Delete Data Database Management How to Add a Default Value to a Column How to Add a Column How to Add a NOT NULL Constraint How to Alter Sequence How to Create a Table How to Create a View How to Create an Index How ...
] ALTER PROCEDURE [ IF EXISTS ] <name> ( [ <arg_data_type> , ... ] ) EXECUTE AS { CALLER | OWNER } Snowflake Scripting handler ALTER PROCEDURE [ IF EXISTS ] <name> ( [ <arg_data_type> , ... ] ) RENAME TO <new_name> ALTER PROCEDURE [ IF EXISTS ] <name> ( [ <arg_...
This topic describes how to create constraints by specifying a CONSTRAINT clause in aCREATE TABLE,CREATE HYBRID TABLE, orALTER TABLEstatement: An inline constraint is specified as part of the individual column definition. An out-of-line constraint is specified as an independent clause: ...
ALTERTABLE<name>{ALTER|MODIFY}[(][COLUMN]DROPDEFAULT,[COLUMN]SETDEFAULT<seq_name>.NEXTVAL,[COLUMN]{[SET]NOTNULL|DROPNOTNULL},[COLUMN][[SETDATA]TYPE]<type>,[COLUMN]COMMENT'<string>',[COLUMN]UNSETCOMMENT[,[COLUMN]...][,...][)]ALTERTABLE<name>{ALTER|MODIFY}[COLUMN]dataGovnPolicyTagAction...